Crowley, The King of Hell

Dethrone, Flying, Undying
Hail to the King (No black spells or black permanents can deal damage, life loss or target the controller of Crowley or Crowley himself .)
Crossroads Contract (No player's can break a deal once it is made. If any player's attempt's to break said deal. Those player's removed from the game their hand, graveyard and half of their permanents.)